/* ==========================================================================
   Bunting Diamond Crystal Brands - Master Stylesheet
   Corporate / Legal Entity Landing Page
   Pure Vanilla CSS3 - Production Ready & Fast Loading
   ========================================================================== */

:root {
  /* Color Palette - Premium Corporate & Legal Entity Archetype */
  --color-primary: #0b192c;
  --color-primary-light: #1e3e62;
  --color-primary-dark: #060d17;
  --color-accent: #b88a44;
  --color-accent-light: #dfba73;
  --color-accent-soft: #fcf8f2;
  --color-accent-dark: #8c6226;
  --color-slate-50: #f8fafc;
  --color-slate-100: #f1f5f9;
  --color-slate-200: #e2e8f0;
  --color-slate-300: #cbd5e1;
  --color-slate-400: #94a3b8;
  --color-slate-600: #475569;
  --color-slate-700: #334155;
  --color-slate-800: #1e293b;
  --color-slate-900: #0f172a;
  
  --color-text-main: #1e293b;
  --color-text-muted: #475569;
  --color-text-inverse: #ffffff;
  --color-bg-light: #f8fafc;
  --color-bg-white: #ffffff;
  --color-border: #e2e8f0;
  --color-border-dark: #23395d;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  /* Layout & Spacing */
  --container-max-width: 1200px;
  --container-padding: 16px;
  --section-padding: 80px 0;
  --section-padding-sm: 56px 0;
  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 14px;
  --border-radius-pill: 9999px;

  /* Elevation / Shadows */
  --shadow-xs: 0 1px 2px rgba(11, 25, 44, 0.05);
  --shadow-sm: 0 2px 4px rgba(11, 25, 44, 0.06), 0 1px 2px rgba(11, 25, 44, 0.04);
  --shadow-md: 0 4px 12px rgba(11, 25, 44, 0.08), 0 2px 4px rgba(11, 25, 44, 0.04);
  --shadow-lg: 0 12px 24px -4px rgba(11, 25, 44, 0.12), 0 4px 8px -2px rgba(11, 25, 44, 0.06);

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s ease-in-out;
}

/* Base Reset & Safety */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-main);
  background-color: var(--color-bg-white);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 4.5vw, 2.75rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.45rem); }
h4 { font-size: 1.15rem; }

p {
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

/* Safe Container */
.container {
  width: min(var(--container-max-width), calc(100% - (var(--container-padding) * 2)));
  margin: 0 auto;
}

/* Section Header Structure */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 48px auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-dark);
  background-color: var(--color-accent-soft);
  border: 1px solid var(--color-accent-light);
  padding: 4px 12px;
  border-radius: var(--border-radius-pill);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-align: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.btn-primary:hover, .btn-primary:focus-visible {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.btn-accent:hover, .btn-accent:focus-visible {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover, .btn-outline:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline-white:hover, .btn-outline-white:focus-visible {
  background-color: #ffffff;
  color: var(--color-primary);
  border-color: #ffffff;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1.05rem;
}

.btn-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* ==========================================================================
   1. TOP INFORMATION BAR
   ========================================================================== */
.topbar {
  background-color: var(--color-primary-dark);
  color: var(--color-slate-300);
  font-size: 0.8125rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 8px 0;
  position: relative;
  z-index: 101;
}

.topbar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-slate-300);
}

.topbar-item a:hover {
  color: var(--color-accent-light);
  text-decoration: underline;
}

.topbar-icon {
  width: 14px;
  height: 14px;
  fill: var(--color-accent-light);
  flex-shrink: 0;
}

.badge-24h {
  background-color: rgba(184, 138, 68, 0.2);
  color: var(--color-accent-light);
  border: 1px solid rgba(223, 186, 115, 0.4);
  padding: 2px 8px;
  border-radius: var(--border-radius-pill);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   2. HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-xs);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 8px 0;
  gap: 16px;
}

.site-brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo-img {
  height: 42px;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 22px;
  align-items: center;
}

.nav-link {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--color-slate-700);
  padding: 6px 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link:focus-visible {
  color: var(--color-primary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-link:hover::after, .nav-link:focus-visible::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.header-phone-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--color-primary);
  padding: 6px 10px;
}

.header-phone-link:hover {
  color: var(--color-accent-dark);
}

/* Mobile Hamburger Button */
.hamburger-btn {
  display: none;
  background: none;
  border: 1px solid var(--color-slate-200);
  padding: 8px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  color: var(--color-primary);
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}

.hamburger-icon {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  display: none;
  background-color: var(--color-bg-white);
  border-bottom: 2px solid var(--color-accent);
  padding: 16px var(--container-padding) 24px;
  box-shadow: var(--shadow-lg);
}

.mobile-nav-drawer.is-open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.mobile-nav-link {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-slate-800);
  padding: 10px 12px;
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-fast);
}

.mobile-nav-link:hover, .mobile-nav-link:focus-visible {
  background-color: var(--color-slate-100);
  color: var(--color-primary);
}

.mobile-drawer-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

/* ==========================================================================
   3. HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #0b192c 0%, #142338 60%, #1e3e62 100%);
  color: #ffffff;
  padding: 64px 0 72px 0;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-light);
  background-color: rgba(223, 186, 115, 0.12);
  border: 1px solid rgba(223, 186, 115, 0.35);
  padding: 5px 14px;
  border-radius: var(--border-radius-pill);
  margin-bottom: 18px;
}

.hero-title {
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.2;
}

.hero-lead {
  font-size: 1.125rem;
  color: var(--color-slate-200);
  margin-bottom: 28px;
  line-height: 1.65;
  max-width: 600px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}

.hero-location-pills {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
  color: var(--color-slate-300);
}

.location-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.location-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
}

.hero-media-wrapper {
  position: relative;
}

.hero-card-frame {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background-color: #060d17;
}

.hero-img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.hero-floating-stat {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(11, 25, 44, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(223, 186, 115, 0.4);
  border-radius: var(--border-radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.floating-stat-item {
  display: flex;
  flex-direction: column;
}

.floating-stat-num {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-accent-light);
}

.floating-stat-label {
  font-size: 0.75rem;
  color: var(--color-slate-300);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ==========================================================================
   4. SERVICES SECTION
   ========================================================================== */
.services-section {
  padding: var(--section-padding);
  background-color: var(--color-bg-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--border-radius-md);
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent-light);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-accent-soft);
  border: 1px solid rgba(184, 138, 68, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-dark);
  margin-bottom: 20px;
}

.service-icon {
  width: 26px;
  height: 26px;
  fill: currentColor;
}

.service-card-title {
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.service-card-text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 18px;
  flex-grow: 1;
}

.service-feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px 0;
  border-top: 1px solid var(--color-slate-100);
  padding-top: 14px;
}

.service-feature-item {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-slate-700);
  margin-bottom: 6px;
}

.service-feature-item:last-child {
  margin-bottom: 0;
}

.check-icon {
  width: 14px;
  height: 14px;
  fill: var(--color-accent);
  flex-shrink: 0;
  position: relative;
  top: 1px;
}

.service-card-action {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-card-action:hover {
  color: var(--color-accent-dark);
}

/* ==========================================================================
   5. WHY CHOOSE US SECTION
   ========================================================================== */
.why-us-section {
  padding: var(--section-padding);
  background-color: var(--color-slate-50);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-us-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 26px;
  box-shadow: var(--shadow-xs);
}

.why-us-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.why-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background-color: rgba(11, 25, 44, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.why-icon {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.why-card-title {
  font-size: 1.15rem;
  margin: 0;
}

.why-card-text {
  font-size: 0.925rem;
  margin-bottom: 0;
}

/* ==========================================================================
   6. SERVICE AREAS SECTION
   ========================================================================== */
.service-areas-section {
  padding: var(--section-padding);
  background-color: var(--color-bg-white);
}

.areas-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.area-box {
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  background-color: var(--color-bg-white);
}

.area-box.primary-hub {
  border-color: var(--color-accent-light);
  background: linear-gradient(180deg, var(--color-accent-soft) 0%, #ffffff 100%);
}

.area-box-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-dark);
  background-color: #ffffff;
  border: 1px solid var(--color-accent-light);
  padding: 3px 10px;
  border-radius: var(--border-radius-pill);
  margin-bottom: 12px;
}

.area-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.area-desc {
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.area-details-list {
  list-style: none;
  margin-bottom: 24px;
}

.area-detail-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-slate-700);
  margin-bottom: 10px;
}

.area-detail-row:last-child {
  margin-bottom: 0;
}

.area-icon {
  width: 16px;
  height: 16px;
  fill: var(--color-primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.area-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.area-chip {
  font-size: 0.8125rem;
  font-weight: 600;
  background-color: var(--color-slate-100);
  color: var(--color-slate-700);
  border: 1px solid var(--color-slate-200);
  padding: 4px 10px;
  border-radius: var(--border-radius-pill);
}

/* ==========================================================================
   7. OUR PROCESS SECTION
   ========================================================================== */
.process-section {
  padding: var(--section-padding);
  background-color: var(--color-slate-50);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.process-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 24px;
  position: relative;
  display: flex;
  flex-direction: column;
}

.process-step-num {
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--color-accent-dark);
  background-color: var(--color-accent-soft);
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--border-radius-pill);
  margin-bottom: 14px;
  align-self: flex-start;
}

.process-card-title {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.process-card-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ==========================================================================
   8. FAQ SECTION
   ========================================================================== */
.faq-section {
  padding: var(--section-padding);
  background-color: var(--color-bg-white);
}

.faq-container {
  max-width: 860px;
  margin: 0 auto;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  background-color: var(--color-bg-white);
  transition: border-color var(--transition-fast);
}

.faq-item.is-active {
  border-color: var(--color-accent-light);
  box-shadow: var(--shadow-sm);
}

.faq-question-btn {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 18px 20px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.faq-toggle-icon {
  width: 20px;
  height: 20px;
  fill: currentColor;
  color: var(--color-accent);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.is-active .faq-toggle-icon {
  transform: rotate(180deg);
}

.faq-answer {
  display: none;
  padding: 0 20px 20px 20px;
  font-size: 0.95rem;
  color: var(--color-slate-600);
  line-height: 1.65;
  border-top: 1px solid var(--color-slate-100);
  margin-top: 2px;
  padding-top: 14px;
}

.faq-item.is-active .faq-answer {
  display: block;
}

/* ==========================================================================
   9. CONTACT / QUOTE SECTION
   ========================================================================== */
.contact-section {
  padding: var(--section-padding);
  background-color: var(--color-slate-50);
  border-top: 1px solid var(--color-border);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 36px;
  align-items: flex-start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 24px;
  box-shadow: var(--shadow-xs);
}

.contact-card-title {
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.contact-detail-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-detail-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.contact-icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-accent-soft);
  border: 1px solid rgba(184, 138, 68, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-dark);
  flex-shrink: 0;
}

.contact-icon {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.contact-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-slate-400);
  margin-bottom: 2px;
}

.contact-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-slate-800);
}

.contact-value a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

/* Contact Form */
.quote-form-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.form-header-title {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.form-header-desc {
  font-size: 0.925rem;
  margin-bottom: 24px;
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-slate-700);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-slate-300);
  border-radius: var(--border-radius-sm);
  background-color: #ffffff;
  color: var(--color-slate-900);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 25, 44, 0.12);
}

.form-textarea {
  resize: vertical;
  min-height: 110px;
}

.form-note {
  font-size: 0.8125rem;
  color: var(--color-slate-400);
  margin-top: 12px;
}

.form-feedback {
  display: none;
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  font-size: 0.9rem;
  margin-top: 16px;
}

.form-feedback.is-visible {
  display: block;
}

.form-feedback.is-info {
  background-color: var(--color-slate-100);
  color: var(--color-slate-800);
  border: 1px solid var(--color-slate-300);
}

/* ==========================================================================
   10. FINAL CTA BANNER
   ========================================================================== */
.final-cta-section {
  background: linear-gradient(135deg, #0b192c 0%, #1e3e62 100%);
  color: #ffffff;
  padding: 60px 0;
  text-align: center;
}

.final-cta-inner {
  max-width: 780px;
  margin: 0 auto;
}

.final-cta-title {
  color: #ffffff;
  margin-bottom: 14px;
}

.final-cta-desc {
  color: var(--color-slate-200);
  font-size: 1.05rem;
  margin-bottom: 28px;
}

.final-cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   11. FOOTER & SOCIAL LINKS
   ========================================================================== */
.site-footer {
  background-color: var(--color-primary-dark);
  color: var(--color-slate-300);
  padding: 64px 0 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 48px;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-logo-img {
  height: 40px;
  width: auto;
  align-self: flex-start;
}

.footer-brand-desc {
  font-size: 0.9rem;
  color: var(--color-slate-400);
  line-height: 1.6;
}

.footer-heading {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 8px;
}

.footer-heading::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link-item {
  font-size: 0.875rem;
  color: var(--color-slate-300);
}

.footer-link-item a:hover {
  color: var(--color-accent-light);
  text-decoration: underline;
}

/* SOCIAL LINKS SECTION - CLEARLY MARKED */
/* ==========================================================================
   SOCIAL MEDIA LINKS (11 PLATFORMS) - EASY EDIT SECTION
   ========================================================================== */
.social-links-block {
  margin-top: 18px;
}

.social-links-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-slate-400);
  margin-bottom: 10px;
}

.social-icons-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.social-link-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--border-radius-sm);
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--color-slate-300);
  transition: all var(--transition-fast);
}

.social-link-btn:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
  transform: translateY(-2px);
}

.social-icon-svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

/* Footer Bottom Strip */
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
  color: var(--color-slate-400);
}

.footer-bottom-links {
  display: flex;
  gap: 18px;
  list-style: none;
}

.footer-bottom-links a:hover {
  color: var(--color-accent-light);
}

/* ==========================================================================
   404 ERROR PAGE STYLES
   ========================================================================== */
.error-page-container {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 0;
  text-align: center;
}

.error-card {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px 24px;
}

.error-code {
  font-size: clamp(4rem, 10vw, 6rem);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 12px;
}

.error-title {
  margin-bottom: 16px;
}

.error-desc {
  margin-bottom: 28px;
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   Ensuring flawless render on:
   1920px, 1440px, 1366px, 1280px, 1200px, 1024px, 768px, 480px, 390px, 375px
   ========================================================================== */

@media (max-width: 1024px) {
  .site-nav {
    display: none;
  }
  
  .header-actions .header-phone-link {
    display: none;
  }

  .hamburger-btn {
    display: inline-flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-card-frame {
    max-width: 640px;
    margin: 0 auto;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 52px 0;
  }

  .topbar {
    display: none; /* Collapsed on mobile for clean screen space */
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .why-us-grid {
    grid-template-columns: 1fr;
  }

  .areas-layout {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .form-group-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  .footer-bottom-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 14px;
    --section-padding: 44px 0;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .final-cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .final-cta-buttons .btn {
    width: 100%;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero-floating-stat {
    position: relative;
    bottom: auto;
    left: auto;
    right: auto;
    margin-top: 12px;
  }
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}